source3/utils/net_groupmap.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  RPC Pipe client / server routines
   4  *  Copyright (C) Andrew Tridgell              1992-2000,
   5  *  Copyright (C) Jean François Micouleau      1998-2001.
   6  *  Copyright (C) Gerald Carter                2003,
   7  *  Copyright (C) Volker Lendecke              2004
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; either version 3 of the License, or
  12  *  (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  21  */
  22
  23
  24 #include "includes.h"
  25 #include "utils/net.h"
  26
  27 /*********************************************************
  28  Figure out if the input was an NT group or a SID string.
  29  Return the SID.
  30 **********************************************************/
  31 static bool get_sid_from_input(DOM_SID *sid, char *input)
  32 {
  33         GROUP_MAP map;
  34
  35         if (StrnCaseCmp( input, "S-", 2)) {
  36                 /* Perhaps its the NT group name? */
  37                 if (!pdb_getgrnam(&map, input)) {
  38                         printf("NT Group %s doesn't exist in mapping DB\n", input);
  39                         return False;
  40                 } else {
  41                         *sid = map.sid;
  42                 }
  43         } else {
  44                 if (!string_to_sid(sid, input)) {
  45                         printf("converting sid %s from a string failed!\n", input);
  46                         return False;
  47                 }
  48         }
  49         return True;
  50 }
  51
  52 /*********************************************************
  53  Dump a GROUP_MAP entry to stdout (long or short listing)
  54 **********************************************************/
  55
  56 static void print_map_entry ( GROUP_MAP map, bool long_list )
  57 {
  58         if (!long_list)
  59                 d_printf("%s (%s) -> %s\n", map.nt_name,
  60                          sid_string_tos(&map.sid), gidtoname(map.gid));
  61         else {
  62                 d_printf("%s\n", map.nt_name);
  63                 d_printf("\tSID       : %s\n", sid_string_tos(&map.sid));
  64                 d_printf("\tUnix gid  : %d\n", map.gid);
  65                 d_printf("\tUnix group: %s\n", gidtoname(map.gid));
  66                 d_printf("\tGroup type: %s\n",
  67                          sid_type_lookup(map.sid_name_use));
  68                 d_printf("\tComment   : %s\n", map.comment);
  69         }
  70
  71 }
  72 /*********************************************************
  73  List the groups.
  74 **********************************************************/
  75 static int net_groupmap_list(struct net_context *c, int argc, const char **argv)
  76 {
  77         size_t entries;
  78         bool long_list = False;
  79         size_t i;
  80         fstring ntgroup = "";
  81         fstring sid_string = "";
  82
  83         if (c->opt_verbose || c->opt_long_list_entries)
  84                 long_list = True;
  85
  86         /* get the options */
  87         for ( i=0; i<argc; i++ ) {
  88                 if ( !StrCaseCmp(argv[i], "verbose")) {
  89                         long_list = True;
  90                 }
  91                 else if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
  92                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
  93                         if ( !ntgroup[0] ) {
  94                                 d_fprintf(stderr, "must supply a name\n");
  95                                 return -1;
  96                         }
  97                 }
  98                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
  99                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 100                         if ( !sid_string[0] ) {
 101                                 d_fprintf(stderr, "must supply a SID\n");
 102                                 return -1;
 103                         }
 104                 }
 105                 else {
 106                         d_fprintf(stderr, "Bad option: %s\n", argv[i]);
 107                         return -1;
 108                 }
 109         }
 110
 111         /* list a single group is given a name */
 112         if ( ntgroup[0] || sid_string[0] ) {
 113                 DOM_SID sid;
 114                 GROUP_MAP map;
 115
 116                 if ( sid_string[0] )
 117                         fstrcpy( ntgroup, sid_string);
 118
 119                 if (!get_sid_from_input(&sid, ntgroup)) {
 120                         return -1;
 121                 }
 122
 123                 /* Get the current mapping from the database */
 124                 if(!pdb_getgrsid(&map, sid)) {
 125                         d_fprintf(stderr, "Failure to local group SID in the database\n");
 126                         return -1;
 127                 }
 128
 129                 print_map_entry( map, long_list );
 130         }
 131         else {
 132                 GROUP_MAP *map=NULL;
 133                 /* enumerate all group mappings */
 134                 if (!pdb_enum_group_mapping(NULL, SID_NAME_UNKNOWN, &map, &entries, ENUM_ALL_MAPPED))
 135                         return -1;
 136
 137                 for (i=0; i<entries; i++) {
 138                         print_map_entry( map[i], long_list );
 139                 }
 140
 141                 SAFE_FREE(map);
 142         }
 143
 144         return 0;
 145 }
 146
 147 /*********************************************************
 148  Add a new group mapping entry
 149 **********************************************************/
 150
 151 static int net_groupmap_add(struct net_context *c, int argc, const char **argv)
 152 {
 153         DOM_SID sid;
 154         fstring ntgroup = "";
 155         fstring unixgrp = "";
 156         fstring string_sid = "";
 157         fstring type = "";
 158         fstring ntcomment = "";
 159         enum lsa_SidType sid_type = SID_NAME_DOM_GRP;
 160         uint32 rid = 0;
 161         gid_t gid;
 162         int i;
 163         GROUP_MAP map;
 164
 165         const char *name_type;
 166
 167         ZERO_STRUCT(map);
 168
 169         /* Default is domain group. */
 170         map.sid_name_use = SID_NAME_DOM_GRP;
 171         name_type = "domain group";
 172
 173         /* get the options */
 174         for ( i=0; i<argc; i++ ) {
 175                 if ( !StrnCaseCmp(argv[i], "rid", strlen("rid")) ) {
 176                         rid = get_int_param(argv[i]);
 177                         if ( rid < DOMAIN_GROUP_RID_ADMINS ) {
 178                                 d_fprintf(stderr, "RID must be greater than %d\n", (uint32)DOMAIN_GROUP_RID_ADMINS-1);
 179                                 return -1;
 180                         }
 181                 }
 182                 else if ( !StrnCaseCmp(argv[i], "unixgroup", strlen("unixgroup")) ) {
 183                         fstrcpy( unixgrp, get_string_param( argv[i] ) );
 184                         if ( !unixgrp[0] ) {
 185                                 d_fprintf(stderr, "must supply a name\n");
 186                                 return -1;
 187                         }
 188                 }
 189                 else if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 190                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 191                         if ( !ntgroup[0] ) {
 192                                 d_fprintf(stderr, "must supply a name\n");
 193                                 return -1;
 194                         }
 195                 }
 196                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 197                         fstrcpy( string_sid, get_string_param( argv[i] ) );
 198                         if ( !string_sid[0] ) {
 199                                 d_fprintf(stderr, "must supply a SID\n");
 200                                 return -1;
 201                         }
 202                 }
 203                 else if ( !StrnCaseCmp(argv[i], "comment", strlen("comment")) ) {
 204                         fstrcpy( ntcomment, get_string_param( argv[i] ) );
 205                         if ( !ntcomment[0] ) {
 206                                 d_fprintf(stderr, "must supply a comment string\n");
 207                                 return -1;
 208                         }
 209                 }
 210                 else if ( !StrnCaseCmp(argv[i], "type", strlen("type")) )  {
 211                         fstrcpy( type, get_string_param( argv[i] ) );
 212                         switch ( type[0] ) {
 213                                 case 'b':
 214                                 case 'B':
 215                                         sid_type = SID_NAME_WKN_GRP;
 216                                         name_type = "wellknown group";
 217                                         break;
 218                                 case 'd':
 219                                 case 'D':
 220                                         sid_type = SID_NAME_DOM_GRP;
 221                                         name_type = "domain group";
 222                                         break;
 223                                 case 'l':
 224                                 case 'L':
 225                                         sid_type = SID_NAME_ALIAS;
 226                                         name_type = "alias (local) group";
 227                                         break;
 228                                 default:
 229                                         d_fprintf(stderr, "unknown group type %s\n", type);
 230                                         return -1;
 231                         }
 232                 }
 233                 else {
 234                         d_fprintf(stderr, "Bad option: %s\n", argv[i]);
 235                         return -1;
 236                 }
 237         }
 238
 239         if ( !unixgrp[0] ) {
 240                 d_printf("Usage: net groupmap add {rid=<int>|sid=<string>} unixgroup=<string> [type=<domain|local|builtin>] [ntgroup=<string>] [comment=<string>]\n");
 241                 return -1;
 242         }
 243
 244         if ( (gid = nametogid(unixgrp)) == (gid_t)-1 ) {
 245                 d_fprintf(stderr, "Can't lookup UNIX group %s\n", unixgrp);
 246                 return -1;
 247         }
 248
 249         {
 250                 if (pdb_getgrgid(&map, gid)) {
 251                         d_printf("Unix group %s already mapped to SID %s\n",
 252                                  unixgrp, sid_string_tos(&map.sid));
 253                         return -1;
 254                 }
 255         }
 256
 257         if ( (rid == 0) && (string_sid[0] == '\0') ) {
 258                 d_printf("No rid or sid specified, choosing a RID\n");
 259                 if (pdb_rid_algorithm()) {
 260                         rid = algorithmic_pdb_gid_to_group_rid(gid);
 261                 } else {
 262                         if (!pdb_new_rid(&rid)) {
 263                                 d_printf("Could not get new RID\n");
 264                         }
 265                 }
 266                 d_printf("Got RID %d\n", rid);
 267         }
 268
 269         /* append the rid to our own domain/machine SID if we don't have a full SID */
 270         if ( !string_sid[0] ) {
 271                 sid_copy(&sid, get_global_sam_sid());
 272                 sid_append_rid(&sid, rid);
 273                 sid_to_fstring(string_sid, &sid);
 274         }
 275
 276         if (!ntcomment[0]) {
 277                 switch (sid_type) {
 278                 case SID_NAME_WKN_GRP:
 279                         fstrcpy(ntcomment, "Wellknown Unix group");
 280                         break;
 281                 case SID_NAME_DOM_GRP:
 282                         fstrcpy(ntcomment, "Domain Unix group");
 283                         break;
 284                 case SID_NAME_ALIAS:
 285                         fstrcpy(ntcomment, "Local Unix group");
 286                         break;
 287                 default:
 288                         fstrcpy(ntcomment, "Unix group");
 289                         break;
 290                 }
 291         }
 292
 293         if (!ntgroup[0] )
 294                 fstrcpy( ntgroup, unixgrp );
 295
 296         if (!NT_STATUS_IS_OK(add_initial_entry(gid, string_sid, sid_type, ntgroup, ntcomment))) {
 297                 d_fprintf(stderr, "adding entry for group %s failed!\n", ntgroup);
 298                 return -1;
 299         }
 300
 301         d_printf("Successfully added group %s to the mapping db as a %s\n",
 302                  ntgroup, name_type);
 303         return 0;
 304 }
 305
 306 static int net_groupmap_modify(struct net_context *c, int argc, const char **argv)
 307 {
 308         DOM_SID sid;
 309         GROUP_MAP map;
 310         fstring ntcomment = "";
 311         fstring type = "";
 312         fstring ntgroup = "";
 313         fstring unixgrp = "";
 314         fstring sid_string = "";
 315         enum lsa_SidType sid_type = SID_NAME_UNKNOWN;
 316         int i;
 317         gid_t gid;
 318
 319         /* get the options */
 320         for ( i=0; i<argc; i++ ) {
 321                 if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 322                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 323                         if ( !ntgroup[0] ) {
 324                                 d_fprintf(stderr, "must supply a name\n");
 325                                 return -1;
 326                         }
 327                 }
 328                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 329                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 330                         if ( !sid_string[0] ) {
 331                                 d_fprintf(stderr, "must supply a name\n");
 332                                 return -1;
 333                         }
 334                 }
 335                 else if ( !StrnCaseCmp(argv[i], "comment", strlen("comment")) ) {
 336                         fstrcpy( ntcomment, get_string_param( argv[i] ) );
 337                         if ( !ntcomment[0] ) {
 338                                 d_fprintf(stderr, "must supply a comment string\n");
 339                                 return -1;
 340                         }
 341                 }
 342                 else if ( !StrnCaseCmp(argv[i], "unixgroup", strlen("unixgroup")) ) {
 343                         fstrcpy( unixgrp, get_string_param( argv[i] ) );
 344                         if ( !unixgrp[0] ) {
 345                                 d_fprintf(stderr, "must supply a group name\n");
 346                                 return -1;
 347                         }
 348                 }
 349                 else if ( !StrnCaseCmp(argv[i], "type", strlen("type")) )  {
 350                         fstrcpy( type, get_string_param( argv[i] ) );
 351                         switch ( type[0] ) {
 352                                 case 'd':
 353                                 case 'D':
 354                                         sid_type = SID_NAME_DOM_GRP;
 355                                         break;
 356                                 case 'l':
 357                                 case 'L':
 358                                         sid_type = SID_NAME_ALIAS;
 359                                         break;
 360                         }
 361                 }
 362                 else {
 363                         d_fprintf(stderr, "Bad option: %s\n", argv[i]);
 364                         return -1;
 365                 }
 366         }
 367
 368         if ( !ntgroup[0] && !sid_string[0] ) {
 369                 d_printf("Usage: net groupmap modify {ntgroup=<string>|sid=<SID>} [comment=<string>] [unixgroup=<string>] [type=<domain|local>]\n");
 370                 return -1;
 371         }
 372
 373         /* give preference to the SID; if both the ntgroup name and SID
 374            are defined, use the SID and assume that the group name could be a
 375            new name */
 376
 377         if ( sid_string[0] ) {
 378                 if (!get_sid_from_input(&sid, sid_string)) {
 379                         return -1;
 380                 }
 381         }
 382         else {
 383                 if (!get_sid_from_input(&sid, ntgroup)) {
 384                         return -1;
 385                 }
 386         }
 387
 388         /* Get the current mapping from the database */
 389         if(!pdb_getgrsid(&map, sid)) {
 390                 d_fprintf(stderr, "Failure to local group SID in the database\n");
 391                 return -1;
 392         }
 393
 394         /*
 395          * Allow changing of group type only between domain and local
 396          * We disallow changing Builtin groups !!! (SID problem)
 397          */
 398         if (sid_type == SID_NAME_UNKNOWN) {
 399                 d_fprintf(stderr, "Can't map to an unknown group type.\n");
 400                 return -1;
 401         }
 402
 403         if (map.sid_name_use == SID_NAME_WKN_GRP) {
 404                 d_fprintf(stderr, "You can only change between domain and local groups.\n");
 405                 return -1;
 406         }
 407
 408         map.sid_name_use=sid_type;
 409
 410         /* Change comment if new one */
 411         if ( ntcomment[0] )
 412                 fstrcpy( map.comment, ntcomment );
 413
 414         if ( ntgroup[0] )
 415                 fstrcpy( map.nt_name, ntgroup );
 416
 417         if ( unixgrp[0] ) {
 418                 gid = nametogid( unixgrp );
 419                 if ( gid == -1 ) {
 420                         d_fprintf(stderr, "Unable to lookup UNIX group %s.  Make sure the group exists.\n",
 421                                 unixgrp);
 422                         return -1;
 423                 }
 424
 425                 map.gid = gid;
 426         }
 427
 428         if ( !NT_STATUS_IS_OK(pdb_update_group_mapping_entry(&map)) ) {
 429                 d_fprintf(stderr, "Could not update group database\n");
 430                 return -1;
 431         }
 432
 433         d_printf("Updated mapping entry for %s\n", map.nt_name);
 434
 435         return 0;
 436 }
 437
 438 static int net_groupmap_delete(struct net_context *c, int argc, const char **argv)
 439 {
 440         DOM_SID sid;
 441         fstring ntgroup = "";
 442         fstring sid_string = "";
 443         int i;
 444
 445         /* get the options */
 446         for ( i=0; i<argc; i++ ) {
 447                 if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 448                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 449                         if ( !ntgroup[0] ) {
 450                                 d_fprintf(stderr, "must supply a name\n");
 451                                 return -1;
 452                         }
 453                 }
 454                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 455                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 456                         if ( !sid_string[0] ) {
 457                                 d_fprintf(stderr, "must supply a SID\n");
 458                                 return -1;
 459                         }
 460                 }
 461                 else {
 462                         d_fprintf(stderr, "Bad option: %s\n", argv[i]);
 463                         return -1;
 464                 }
 465         }
 466
 467         if ( !ntgroup[0] && !sid_string[0]) {
 468                 d_printf("Usage: net groupmap delete {ntgroup=<string>|sid=<SID>}\n");
 469                 return -1;
 470         }
 471
 472         /* give preference to the SID if we have that */
 473
 474         if ( sid_string[0] )
 475                 fstrcpy( ntgroup, sid_string );
 476
 477         if ( !get_sid_from_input(&sid, ntgroup) ) {
 478                 d_fprintf(stderr, "Unable to resolve group %s to a SID\n", ntgroup);
 479                 return -1;
 480         }
 481
 482         if ( !NT_STATUS_IS_OK(pdb_delete_group_mapping_entry(sid)) ) {
 483                 d_fprintf(stderr, "Failed to removing group %s from the mapping db!\n", ntgroup);
 484                 return -1;
 485         }
 486
 487         d_printf("Sucessfully removed %s from the mapping db\n", ntgroup);
 488
 489         return 0;
 490 }
 491
 492 static int net_groupmap_set(struct net_context *c, int argc, const char **argv)
 493 {
 494         const char *ntgroup = NULL;
 495         struct group *grp = NULL;
 496         GROUP_MAP map;
 497         bool have_map = False;
 498
 499         if ((argc < 1) || (argc > 2)) {
 500                 d_printf("Usage: net groupmap set \"NT Group\" "
 501                          "[\"unix group\"] [-C \"comment\"] [-L] [-D]\n");
 502                 return -1;
 503         }
 504
 505         if ( c->opt_localgroup && c->opt_domaingroup ) {
 506                 d_printf("Can only specify -L or -D, not both\n");
 507                 return -1;
 508         }
 509
 510         ntgroup = argv[0];
 511
 512         if (argc == 2) {
 513                 grp = getgrnam(argv[1]);
 514
 515                 if (grp == NULL) {
 516                         d_fprintf(stderr, "Could not find unix group %s\n", argv[1]);
 517                         return -1;
 518                 }
 519         }
 520
 521         have_map = pdb_getgrnam(&map, ntgroup);
 522
 523         if (!have_map) {
 524                 DOM_SID sid;
 525                 have_map = ( (strncmp(ntgroup, "S-", 2) == 0) &&
 526                              string_to_sid(&sid, ntgroup) &&
 527                              pdb_getgrsid(&map, sid) );
 528         }
 529
 530         if (!have_map) {
 531
 532                 /* Ok, add it */
 533
 534                 if (grp == NULL) {
 535                         d_fprintf(stderr, "Could not find group mapping for %s\n",
 536                                  ntgroup);
 537                         return -1;
 538                 }
 539
 540                 map.gid = grp->gr_gid;
 541
 542                 if (c->opt_rid == 0) {
 543                         if ( pdb_rid_algorithm() )
 544                                 c->opt_rid = algorithmic_pdb_gid_to_group_rid(map.gid);
 545                         else {
 546                                 if ( !pdb_new_rid((uint32*)&c->opt_rid) ) {
 547                                         d_fprintf( stderr, "Could not allocate new RID\n");
 548                                         return -1;
 549                                 }
 550                         }
 551                 }
 552
 553                 sid_copy(&map.sid, get_global_sam_sid());
 554                 sid_append_rid(&map.sid, c->opt_rid);
 555
 556                 map.sid_name_use = SID_NAME_DOM_GRP;
 557                 fstrcpy(map.nt_name, ntgroup);
 558                 fstrcpy(map.comment, "");
 559
 560                 if (!NT_STATUS_IS_OK(pdb_add_group_mapping_entry(&map))) {
 561                         d_fprintf(stderr, "Could not add mapping entry for %s\n",
 562                                  ntgroup);
 563                         return -1;
 564                 }
 565         }
 566
 567         /* Now we have a mapping entry, update that stuff */
 568
 569         if ( c->opt_localgroup || c->opt_domaingroup ) {
 570                 if (map.sid_name_use == SID_NAME_WKN_GRP) {
 571                         d_fprintf(stderr, "Can't change type of the BUILTIN group %s\n",
 572                                  map.nt_name);
 573                         return -1;
 574                 }
 575         }
 576
 577         if (c->opt_localgroup)
 578                 map.sid_name_use = SID_NAME_ALIAS;
 579
 580         if (c->opt_domaingroup)
 581                 map.sid_name_use = SID_NAME_DOM_GRP;
 582
 583         /* The case (opt_domaingroup && opt_localgroup) was tested for above */
 584
 585         if (strlen(c->opt_comment) > 0)
 586                 fstrcpy(map.comment, c->opt_comment);
 587
 588         if (strlen(c->opt_newntname) > 0)
 589                 fstrcpy(map.nt_name, c->opt_newntname);
 590
 591         if (grp != NULL)
 592                 map.gid = grp->gr_gid;
 593
 594         if (!NT_STATUS_IS_OK(pdb_update_group_mapping_entry(&map))) {
 595                 d_fprintf(stderr, "Could not update group mapping for %s\n", ntgroup);
 596                 return -1;
 597         }
 598
 599         return 0;
 600 }
 601
 602 static int net_groupmap_cleanup(struct net_context *c, int argc, const char **argv)
 603 {
 604         GROUP_MAP *map = NULL;
 605         size_t i, entries;
 606
 607         if (!pdb_enum_group_mapping(NULL, SID_NAME_UNKNOWN, &map, &entries,
 608                                     ENUM_ALL_MAPPED)) {
 609                 d_fprintf(stderr, "Could not list group mappings\n");
 610                 return -1;
 611         }
 612
 613         for (i=0; i<entries; i++) {
 614
 615                 if (map[i].gid == -1)
 616                         printf("Group %s is not mapped\n", map[i].nt_name);
 617
 618                 if (!sid_check_is_in_our_domain(&map[i].sid)) {
 619                         printf("Deleting mapping for NT Group %s, sid %s\n",
 620                                map[i].nt_name,
 621                                sid_string_tos(&map[i].sid));
 622                         pdb_delete_group_mapping_entry(map[i].sid);
 623                 }
 624         }
 625
 626         SAFE_FREE(map);
 627
 628         return 0;
 629 }
 630
 631 static int net_groupmap_addmem(struct net_context *c, int argc, const char **argv)
 632 {
 633         DOM_SID alias, member;
 634
 635         if ( (argc != 2) ||
 636              !string_to_sid(&alias, argv[0]) ||
 637              !string_to_sid(&member, argv[1]) ) {
 638                 d_printf("Usage: net groupmap addmem alias-sid member-sid\n");
 639                 return -1;
 640         }
 641
 642         if (!NT_STATUS_IS_OK(pdb_add_aliasmem(&alias, &member))) {
 643                 d_fprintf(stderr, "Could not add sid %s to alias %s\n",
 644                          argv[1], argv[0]);
 645                 return -1;
 646         }
 647
 648         return 0;
 649 }
 650
 651 static int net_groupmap_delmem(struct net_context *c, int argc, const char **argv)
 652 {
 653         DOM_SID alias, member;
 654
 655         if ( (argc != 2) ||
 656              !string_to_sid(&alias, argv[0]) ||
 657              !string_to_sid(&member, argv[1]) ) {
 658                 d_printf("Usage: net groupmap delmem alias-sid member-sid\n");
 659                 return -1;
 660         }
 661
 662         if (!NT_STATUS_IS_OK(pdb_del_aliasmem(&alias, &member))) {
 663                 d_fprintf(stderr, "Could not delete sid %s from alias %s\n",
 664                          argv[1], argv[0]);
 665                 return -1;
 666         }
 667
 668         return 0;
 669 }
 670
 671 static int net_groupmap_listmem(struct net_context *c, int argc, const char **argv)
 672 {
 673         DOM_SID alias;
 674         DOM_SID *members;
 675         size_t i, num;
 676
 677         if ( (argc != 1) ||
 678              !string_to_sid(&alias, argv[0]) ) {
 679                 d_printf("Usage: net groupmap listmem alias-sid\n");
 680                 return -1;
 681         }
 682
 683         members = NULL;
 684         num = 0;
 685
 686         if (!NT_STATUS_IS_OK(pdb_enum_aliasmem(&alias, &members, &num))) {
 687                 d_fprintf(stderr, "Could not list members for sid %s\n", argv[0]);
 688                 return -1;
 689         }
 690
 691         for (i = 0; i < num; i++) {
 692                 printf("%s\n", sid_string_tos(&(members[i])));
 693         }
 694
 695         TALLOC_FREE(members);
 696
 697         return 0;
 698 }
 699
 700 static bool print_alias_memberships(TALLOC_CTX *mem_ctx,
 701                                     const DOM_SID *domain_sid,
 702                                     const DOM_SID *member)
 703 {
 704         uint32 *alias_rids;
 705         size_t i, num_alias_rids;
 706
 707         alias_rids = NULL;
 708         num_alias_rids = 0;
 709
 710         if (!NT_STATUS_IS_OK(pdb_enum_alias_memberships(
 711                                      mem_ctx, domain_sid, member, 1,
 712                                      &alias_rids, &num_alias_rids))) {
 713                 d_fprintf(stderr, "Could not list memberships for sid %s\n",
 714                          sid_string_tos(member));
 715                 return False;
 716         }
 717
 718         for (i = 0; i < num_alias_rids; i++) {
 719                 DOM_SID alias;
 720                 sid_copy(&alias, domain_sid);
 721                 sid_append_rid(&alias, alias_rids[i]);
 722                 printf("%s\n", sid_string_tos(&alias));
 723         }
 724
 725         return True;
 726 }
 727
 728 static int net_groupmap_memberships(struct net_context *c, int argc, const char **argv)
 729 {
 730         TALLOC_CTX *mem_ctx;
 731         DOM_SID *domain_sid, *builtin_sid, member;
 732
 733         if ( (argc != 1) ||
 734              !string_to_sid(&member, argv[0]) ) {
 735                 d_printf("Usage: net groupmap memberof sid\n");
 736                 return -1;
 737         }
 738
 739         mem_ctx = talloc_init("net_groupmap_memberships");
 740         if (mem_ctx == NULL) {
 741                 d_fprintf(stderr, "talloc_init failed\n");
 742                 return -1;
 743         }
 744
 745         domain_sid = get_global_sam_sid();
 746         builtin_sid = string_sid_talloc(mem_ctx, "S-1-5-32");
 747         if ((domain_sid == NULL) || (builtin_sid == NULL)) {
 748                 d_fprintf(stderr, "Could not get domain sid\n");
 749                 return -1;
 750         }
 751
 752         if (!print_alias_memberships(mem_ctx, domain_sid, &member) ||
 753             !print_alias_memberships(mem_ctx, builtin_sid, &member))
 754                 return -1;
 755
 756         talloc_destroy(mem_ctx);
 757
 758         return 0;
 759 }
 760
 761 int net_help_groupmap(struct net_context *c, int argc, const char **argv)
 762 {
 763         d_printf("net groupmap add"\
 764                 "\n  Create a new group mapping\n");
 765         d_printf("net groupmap modify"\
 766                 "\n  Update a group mapping\n");
 767         d_printf("net groupmap delete"\
 768                 "\n  Remove a group mapping\n");
 769         d_printf("net groupmap addmem"\
 770                  "\n  Add a foreign alias member\n");
 771         d_printf("net groupmap delmem"\
 772                  "\n  Delete a foreign alias member\n");
 773         d_printf("net groupmap listmem"\
 774                  "\n  List foreign group members\n");
 775         d_printf("net groupmap memberships"\
 776                  "\n  List foreign group memberships\n");
 777         d_printf("net groupmap list"\
 778                 "\n  List current group map\n");
 779         d_printf("net groupmap set"\
 780                 "\n  Set group mapping\n");
 781         d_printf("net groupmap cleanup"\
 782                 "\n  Remove foreign group mapping entries\n");
 783
 784         return -1;
 785 }
 786
 787
 788 /***********************************************************
 789  migrated functionality from smbgroupedit
 790  **********************************************************/
 791 int net_groupmap(struct net_context *c, int argc, const char **argv)
 792 {
 793         struct functable func[] = {
 794                 {"add", net_groupmap_add},
 795                 {"modify", net_groupmap_modify},
 796                 {"delete", net_groupmap_delete},
 797                 {"set", net_groupmap_set},
 798                 {"cleanup", net_groupmap_cleanup},
 799                 {"addmem", net_groupmap_addmem},
 800                 {"delmem", net_groupmap_delmem},
 801                 {"listmem", net_groupmap_listmem},
 802                 {"memberships", net_groupmap_memberships},
 803                 {"list", net_groupmap_list},
 804                 {"help", net_help_groupmap},
 805                 {NULL, NULL}
 806         };
 807
 808         /* we shouldn't have silly checks like this */
 809         if (getuid() != 0) {
 810                 d_fprintf(stderr, "You must be root to edit group mappings.\n");
 811                 return -1;
 812         }
 813
 814         if ( argc )
 815                 return net_run_function(c, argc, argv, func, net_help_groupmap);
 816
 817         return net_help_groupmap(c, argc, argv );
 818 }
 819